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GB.COOLDX.IN.E.130821
COOL DX version E, COOL DX Top version D, COOLING UNIT
Installation and Maintenance Instructions
Sizes 05-80
COOL DX
COOL DX Top
The document was originally written in Swedish.

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Summary of Contents for Swegon COOL DX Series

  • Page 1 GB.COOLDX.IN.E.130821 COOL DX version E, COOL DX Top version D, COOLING UNIT Installation and Maintenance Instructions Sizes 05-80 COOL DX COOL DX Top The document was originally written in Swedish.
  • Page 2: Table Of Contents

    12.6 COOL DX Top size 05, all capacity variants; 4.2.2 COOL DX Top size 08, capacity variant 1 12.7 COOL DX Top, size 08, capacity variant 2; size 12, all capacity variants 13 Commissioning Record www.swegon.com We reserve the right to alter specifications.
  • Page 3: General Survey

    ISO 9001 Quality Management and ISO 14001 Envi- unit is of scroll compressor type and/or rotary compressors. ronmental Management Systems We at Swegon are deeply involved in the maintenance of Completely direct-acting system our certified quality management system defined by ISO...
  • Page 4: Basic Function Diagram

    The pressure and the temperature decrease as the refri- upper side of the pressure switch. This can be done with- gerant in fluid form flows through expansion valves VET1 out removing the protective sock. www.swegon.com We reserve the right to alter specifications.
  • Page 5: Safety Instructions

    Only an accredited refrigeration company shall be permit- ted to modify or repair the refrigeration circuits. 2.2 Risks Other modifications in the unit should only be made by service personnel trained by Swegon. Warning Always isolate the power supply before starting any 2.5 Identification decals work in the refrigerant circuit or the electrical system.
  • Page 6: Installation

    The unit can be positioned with its backside against a wall; however it is advisable to position it at a distance of ap- prox. 1 metre away from a wall to make it easier to service the rear compressor. www.swegon.com We reserve the right to alter specifications.
  • Page 7: Docking Configurations Cool Dx

    Cooling coil in upper level/GOLD fan arrangement 2 Left hand version Cooling coil in upper level/GOLD fan arrangement 1 Cooling coil in lower level/GOLD fan arrangement 2 Outdoor air Supply air Extract air Exhaust air www.swegon.com We reserve the right to alter specifications.
  • Page 8: Height Adjustment To Height Of Gold/Water Trap

    This can appro- priately be done by leaving the factory-fitted support feet on the base beams. Or you can replace them with adjusta- ble feet (accessory). www.swegon.com We reserve the right to alter specifications.
  • Page 9: Connection To The Gold Unit, Cool Dx, Sizes

    Expansion-type locking device COOL DX Cooling unit In this case, fastening is done with the bolts sup- plied and pre-fitted rivet nuts. www.swegon.com We reserve the right to alter specifications.
  • Page 10 To secure accessories to the front edge Illustration 3 COOL DX Cooling unit In this case, fastening is done with the bolts supplied and pre-fitted rivet nuts in predrilled holes. www.swegon.com We reserve the right to alter specifications.
  • Page 11: Connection To Gold Units, Cool Dx Size 20-40

    You may need to remove the filter cassettes. COOL DX Cooling unit In this case, fastening is done with the bolts supplied and pre-fitted rivet nuts in predrilled holes. www.swegon.com We reserve the right to alter specifications.
  • Page 12: Stand-Alone Cool Dx

    GOLD unit’s filter guide rail. sensor Supply air Connect the white tube directly to the pressure sensor. filter (to be Existing dismantled) blue tube GOLD COOL DX Blue tube Measurement tapping www.swegon.com We reserve the right to alter specifications.
  • Page 13 For a list of the capacity sizes of cooling units matched to respective air handling unit size, see Section 10. General technical data. COOL DX Top Left-hand version Right-hand version Outdoor air Supply air Extract air Exhaust air www.swegon.com We reserve the right to alter specifications.
  • Page 14: Connection To The Gold Air Handling Unit

    Guide pins GOLD safety switch 3.4.2 Drainage/Water trap Connect the drain connection to the drain pipework via a water trap, see separate instructions for the TBXZ-1-40 water trap. www.swegon.com We reserve the right to alter specifications.
  • Page 15: Electrical Connections

    GOLD RX Top air ing unit handling unit The power supply is con- The power Safety switch block. nected here Safety isolating switch block. supply can be connected here Factory-fit- Factory-fitted ted cables cables www.swegon.com We reserve the right to alter specifications.
  • Page 16: Cool Dx Top

    Temperature sensors are installed as standard for the outdoor compensation, cooling stop blocking, boosted cooling, summer night cooling, COOL DX comfort con- trol and pump control functions for heating coils. www.swegon.com We reserve the right to alter specifications.
  • Page 17: Cool Dx Top

    3.0 bar High pressure limitation 25-50 bar 39,0 bar For a description of the alarms, see the Operation and Mainte- High pressure alarm limit 25-50 bar 40,5 bar nance Instructions for the GOLD. www.swegon.com We reserve the right to alter specifications.
  • Page 18: Maintenance

    If refrigerant is exposed to fire or in some other way 7.4 Servicing becomes superheated in the atmosphere, poisonous gases can form. Only service personnel trained by Swegon shall be permit- ted to modify the cooling unit. www.swegon.com We reserve the right to alter specifications.
  • Page 19: Troubleshooting And Leakage Tracing

    One or several bubbles appearing when the cooling unit is started up, operation at reduced capacity or normal operation need not necessarily indicate a refriger- ant deficiency. www.swegon.com We reserve the right to alter specifications.
  • Page 20: Dimensions

    For the locations of the duct connections, see the corresponding GOLD When calculating the total plant height use the height of the air handling unit GOLD air handling unit + the H dimension from the illustration above. www.swegon.com We reserve the right to alter specifications.
  • Page 21: General Technical Data

    There are many factors that influence what size of cooling For correct sizing we refer to our ProUnit unit selection unit is required. program. The COOL DX/COOL DX Top units have been designed to enable them to meet many different prerequisites. www.swegon.com We reserve the right to alter specifications.
  • Page 22: Electrical Equipment

    7. Contactor with auxiliary contact for Compressor 1. 7. Contactor with auxiliary contact for Compressor 2. 8. Safety isolating switch 8. Contactor with auxiliary contact for Compressor 1. 9. Phase sequence monitor. 9. Safety isolating switch www.swegon.com We reserve the right to alter specifications.
  • Page 23: Cool Dx Top

    6. Safety fuses, Compressor 2. 6. Safety fuses, Compressor 2. 7. Safety fuses, Compressor 1. 7. Protective motor switch, Compressor 2. 8. Safety isolating switch. 8. Phase sequence monitor. 9. Safety isolating switch. www.swegon.com We reserve the right to alter specifications.
  • Page 24: 12 Internal Wiring Diagram

    BPx = High-pressure switch Cx = Condenser QFx = Fuse KMx = Contactor PSC = Control system for phase sequence QMx = Motor protector Q = Load separator Rx = Crankcase heater www.swegon.com We reserve the right to alter specifications.
  • Page 25 BPx = High-pressure switch Cx = Condenser QFx = Fuse KMx = Contactor PSC = Control system for phase sequence QMx = Motor protector Q = Load separator Rx = Crankcase heater www.swegon.com We reserve the right to alter specifications.
  • Page 26: Capacity Variant

    BPx = High-pressure switch Cx = Condenser QFx = Fuse KMx = Contactor PSC = Control system for phase sequence QMx = Motor protector Q = Load separator Rx = Crankcase heater www.swegon.com We reserve the right to alter specifications.
  • Page 27: Cool Dx, Size 60, Capacity Variant 3 And Size 80, Capacity Variant

    BPx = High-pressure switch Cx = Condenser QFx = Fuse KMx = Contactor PSC = Control system for phase sequence QMx = Motor protector Q = Load separator Rx = Crankcase heater www.swegon.com We reserve the right to alter specifications.
  • Page 28: Cool Dx Size 80, Capacity Variant

    BPx = High-pressure switch Cx = Condenser QFx = Fuse KMx = Contactor PSC = Control system for phase sequence QMx = Motor protector Q = Load separator Rx = Crankcase heater www.swegon.com We reserve the right to alter specifications.
  • Page 29: 12.6 Cool Dx Top Size 05, All Capacity Variants; Size 08, Capacity Variant

    BPx = High-pressure switch Cx = Condenser QFx = Fuse KMx = Contactor PSC = Control system for phase sequence QMx = Motor protector Q = Load separator Rx = Crankcase heater www.swegon.com We reserve the right to alter specifications.
  • Page 30: Cool Dx Top, Size 08, Capacity Variant 2; Size 12, All Capacity Variants

    BPx = High-pressure switch Cx = Condenser QFx = Fuse KMx = Contactor PSC = Control system for phase sequence QMx = Motor protector Q = Load separator Rx = Crankcase heater www.swegon.com We reserve the right to alter specifications.
  • Page 31: Commissioning Record

    The supply air filter in the GOLD unit has been moved to the COOL DX unit. (not Top) Air hoses for filter in COOL DX fitted according to instructions (not Top) Electrical connections installed according to instructions Control cable from COOL DX/COOL DX Top to GOLD conn. according toinstructions www.swegon.com We reserve the right to alter specifications.
  • Page 32 60-2 18,0 A 27,0 A 60-3 21,0 A 45,0 A 80-1 14,4 A 27,0 A 80-2 21,0 A 45,0 A 80-3 27,0 A 33,0 A Prot. motor switch, Compressor 3 33,0 A www.swegon.com We reserve the right to alter specifications.
  • Page 33 Factory-preset value Checked value Safety switch, Compressor 1 05-1 Safety switch, Compressor 2 05-2 08-1 Safety switch, Compressor 1 08-2 Prot. motor switch, Compressor 2 7,2 A 12-1 7,2 A 12-2 12,0 A www.swegon.com We reserve the right to alter specifications.
  • Page 34 Checked value IQnomic+, Function selector switch 1 05-1 IQnomic+, Function selector switch 2 05-2 08-1 08-2 12-1 12-2 20-1 20-2 20-3 30-1 30-2 30-3 40-1 40-2 40-3 60-1 60-2 60-3 80-1 80-2 80-3 www.swegon.com We reserve the right to alter specifications.

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